package com.yan.demo02;

public class UserServiceImpl implements UserService{
    @Override
    public void add() {

        System.out.println("增加");
    }

    @Override
    public void delete() {
        System.out.println("删除");


    }

    @Override
    public void update() {
        System.out.println("修改");

    }

    @Override
    public void select() {
        System.out.println("查询");


    }
}
